Izakhiwo eziphakeme zidinga izinyathelo eziqinile zokuphepha emlilweni. Ani-valve ye-hose ye-angleidlala indima ebalulekile ekulawuleni ukugeleza kwamanzi ngesikhathi sezimo eziphuthumayo. Le valve, evame ukubizwa ngokuthi i-aI-valve ye-hydrant engu-45° or i-valve ye-engeli yesokudla, ixhumeka ezinhlelweni ze-standpipe futhi iqinisekisa ukulethwa kwamanzi ngendlela efanele emishinini yokucima umlilo. Ngokungafani ne-ai-valve eqondile, inikeza ukufinyeleleka okungcono ezindaweni ezivinjiwe. Izinto ezihlala isikhathi eside nobunjiniyela obunembayo buyenza ibe yingxenye ethembekile ngaphakathi kwei-valve ye-fire hydrantuhlelo, ukuqinisekisa ukusabela okusheshayo ezikhathini ezibucayi.
Okuthathwayo Okubalulekile
- Khetha ama-engeli hose valves ahlangabezana nemithetho ye-NFPA 14 yokuphepha emlilweni.
- Sebenzisaizinto eziqinile njengethusinoma ithusi ukuze ugweme ukugqwala futhi uhlale isikhathi eside.
- Hlola futhi ulungise ama-engeli hose valves kaningi ukuze umise izinkinga futhi uzenze zihlale.
- Qinisekisa ukuthi ama-valve afakwe ngendlela efanele futhi kulula ukufinyelela kuyo izicishamlilo.
- Thenga ama-valve amahlekusuka kumabhrendi athembekile ukuze wonge imali futhi uhlale uphephile.
Ukuqonda Iqhaza Le-Angle Hose Valves
Iyini I-Angle Hose Valve?
I-valve ye-hose ye-angle iyisici esikhethekile sayoizinhlelo zokuvikela umliloyakhelwe ukulawula ukugeleza kwamanzi. I-engeli yayo engu-45-degree eyingqayizivele yenza kube lula ukuxhumana namapayipi, ikakhulukazi ezindaweni ezivalekile. Lawa mavalvu ngokuvamile atholakala ngamasayizi amabili: 1 ½” no-2 ½”. Amasistimu we-standpipe yekilasi I kanye ne-III ngokuvamile asebenzisa ama-valve amakhulu angu-2 ½”, kuyilapho amasistimu e-Class II encike kusayizi omncane ongu-1 ½”. Ukufakwa kudinga izintambo zamapayipi e-taper ezihambisana nezindinganiso ze-ANSI B2.1, okuqinisekisa ukulingana okuvikelekile nokungavuziyo. Ukunakekelwa okuvamile, okuhlanganisa nokuhlolwa kokuvala okuqinile nokushintshwa kwengxenye uma kwenzeka kuvuza, kuqinisekisa ukusebenza kahle.
Kungani Ama-Angle Hose Valves Ebalulekile Ekuphepheni Okuphezulu Komlilo?
Izakhiwo eziphakeme zinikeza izinselele eziyingqayizivele ngesikhathi sezimo eziphuthumayo zomlilo.Ama-angle hose valvesukudlala indima ebalulekile ekubhekaneni nalezi zinselele ngokuhlinzeka ngokutholakala kwamanzi okuthembekile emizamweni yokucisha umlilo. Efakwe njengengxenye yohlelo lwamapayipi omile, lawa mavalvu aqinisekisa ukuthi amanzi angalethwa kahle ezitezi ezingaphezulu. Idizayini yabo ene-angle ithuthukisa ukufinyeleleka, ivumela izicishamlilo ukuthi zixhume ngokushesha amapayipi ngisho nasezikhaleni eziqinile noma ezingajwayelekile. Ngokuhlangabezana nengcindezi ethile kanye nezidingo zokusebenza, ama-engeli ama-hose valves asiza ukugcina ukugeleza kwamanzi okungaguquki, okubalulekile ukucindezela imililo ezakhiweni ezide.
Ngaphezu kwalokho, lawa ma-valve afaka isandla ekuhambisaneni namakhodi okuphepha komlilo, agunyaza ukusetshenziswa kwawo ezakhiweni eziphakeme. Ama-engeli akhethwe kahle futhi anakekelwe ama-valve ama-engeli awagcini nje ngokuthuthukisa ukusebenza kwezinhlelo zokuvikela umlilo kodwa futhi avikela izimpilo nempahla ngesikhathi sezimo eziphuthumayo.
Ukucatshangelwa Okubalulekile Ukukhetha I-Angle Hose Valve
Ukuhambisana ne-Standpipe Systems
Ukuqinisekisa ukuhambisana phakathi kwama-engeli hose valve kanye nezinhlelo ze-standpipe kubalulekile ekuphepheni komlilo okuphumelelayo ezakhiweni eziphakeme kakhulu. Lawa ma-valve kufanele ahlangabezane nezidingo ezithile ukuze asebenze ngaphandle komthungo ngaphakathi kwesistimu. Ngokwesibonelo, kufanele babeohlwini ngokwe-NFPA 14amazinga futhi ifake imicu yangaphandle ye-National Hose Standard (NHS) ukuze kuxhunywe ipayipi elivikelekile. Ama-caps anemicu avikela izintambo ze-hose emonakalweni, kuyilapho ukulawulwa kwengcindezi kuqinisekisa ukulethwa kwamanzi aphephile ngesikhathi sezimo eziphuthumayo.
| Imfuneko | Incazelo |
|---|---|
| Ama-valve e-Hose | Kufanele ifakwe ohlwini ngokwe-NFPA 14 |
| Izintambo zeHose | Kufanele ibe nemicu yangaphandle ye-National Hose Standard (NHS). |
| Ofeleba Abanemicu | Kuyadingeka ukuze kuvikelwe imicu yepayipi |
| Ukulawulwa Kwengcindezi | Kumelwe ukhawule ingcindezi ekuxhumekeni kwepayipi kumanani ashiwo |
Ukuhlola ukuhambisana okufanele kuqinisekisa ukuthi ama-engeli e-hose valve ahlangana ngokushelelayo nezinhlelo ze-standpipe, okuthuthukisa ukuthembeka kwawo phakathi nezimo eziphuthumayo zomlilo.
Ukukhetha Okubalulekile Kokuqina
Ukuqina kwempahla kudlala indima ebalulekile ekusebenzeni kwama-engeli hose valves, ikakhulukazi ezinhlelweni eziphakeme kakhulu. Izinto ezisezingeni eliphezulu ezifana nethusi nethusi zivame ukusetshenziswa ngenxa yokumelana nokugqwala kanye nokukwazi ukumelana nezimo ezimbi kakhulu. Amazinga afana ne-MSS SP-80 kanye ne-MSS SP-85 achaza izinto ezibonakalayo nezimfuneko zobukhulu zamavalvu ensimbi yethusi nawensimbi, okuqinisekisa ukwethembeka kwawo.
- I-ASME B16.34ichaza amakilasi okucindezela amavalvu, icacisa izingcindezi zokusebenza eziphezulu ezivumelekile emazingeni okushisa ahlukahlukene.
- I-MSS SP-80ilawula amavalvu ethusi, angakwazi ukuphatha kufika ku-300 PSI emazingeni okushisa avamile kanye no-150 PSI ku-406°F.
- I-MSS SP-85iqinisekisa ukuthi ama-valve ensimbi empunga ahlangabezana nezilinganiso eziqinile zokuqina.
Isibonelo, amavalvu ethusi e-Class 150 akalwe ngaphansi kwe-MSS SP-80 angasebenza kokuthi 200 PSI phakathi -20°F kanye no-150°F, okuwenza afanelekele izindawo ezidinga kakhulu. Ukukhetha izinto eziqinile kuqinisekisa impilo ende yesevisi nokusebenza okungaguquki ngaphansi kwengcindezi.
Izilinganiso Zokucindezela Nezimfuneko Zokusebenza
Izilinganiso zokucindezela zinquma imikhawulo yokusebenza yama-engeli hose valves, okuqinisekisa ukuthi asebenza ngokwethembeka phakathi nezimo eziphuthumayo. Amavalvu kufanele ahlangabezane nengcindezi ethile kanye nezidingo zokushisa ukuze asingathe izimfuno zezinhlelo eziphakeme zokuvikela umlilo.
| Ukucaciswa | Imininingwane |
|---|---|
| Imodeli | I-Bristol BF59/A99 |
| Ukugunyazwa kanye Nesitifiketi | Ifakwe kuhlu lwe-UL, ehambisana namazinga we-ANSI/UL 1468 |
| Okubalulekile | Ithusi lekhwalithi ephezulu elinesiphetho sethusi esingenalutho sokumelana nokugqwala |
| Isilinganiso Sokucindezela | Ingcindezi yokusebenza ye-175 PSI (12 bar), ingcindezi yokuhlola i-24 bar |
| Izinga Lokushisa | Isebenza kahle phakathi kuka-0ºC kuya ku-38ºC |
| Ukuqina | Idizayinelwe impilo ende yesevisi ezindaweni ezidinga kakhulu |
| Isicelo | Isetshenziswa ekuvikelweni komlilo, kumapayipi omoya, nasezinhlelweni zokufafaza |
Amavavu afana ne-Bristol BF59/A99 abonisa ukusebenza okukhethekile, ngokucindezela kokusebenza okungu-175 PSI kanye nokucindezela kokuhlola kwebha engu-24. Ukwakhiwa kwabo okuqinile kuqinisekisa ukwethembeka ezimweni ezicindezelayo, okubenza bafaneleke izinhlelo zokuvikela umlilo ezakhiweni ezide.
Ukuhambisana namakhodi namazinga okuphepha komlilo
Ukuqinisekisa ukuthobela amakhodi nezindinganiso zokuphepha komlilo kubalulekile lapho ukhetha i-valve ye-hose ye-angle yezakhiwo eziphakeme. Le mithetho isungula izimfuneko eziphansi zokusebenza, ukufakwa, nokugcinwa, iqinisekisa ukuthi izinhlelo zokuvikela umlilo zisebenza ngempumelelo phakathi nezimo eziphuthumayo. Ukunamathela kulezi zindinganiso akugcini nje ngokuthuthukisa ukuphepha kodwa futhi kuqinisekisa ukuthotshelwa komthetho kubanikazi bezakhiwo nabaphathi.
Amakhodi okuphepha komlilo, njengalawo ashiwo yiNational Fire Protection Association (NFPA), ahlinzeka ngemihlahlandlela enemininingwane yama-engeli hose valves kanye nezingxenye ezihlobene. Isibonelo, i-NFPA 14 icacisa idizayini, ukufakwa, nokuhlolwa kwamasistimu epayipi elimisiwe nehose. Lawa mazinga aqinisekisa ukuthi ama-valve ahlangabezana nezilinganiso zokusebenza ezibalulekile, njengezilinganiso zokucindezela kanye nezidingo zokugeleza kwamanzi.
Ithebula elilandelayo ligqamisa izimfuneko ezibalulekile zama-valve amapayipi namasistimu ompompi omile:
| Imfuneko | Incazelo |
|---|---|
| I-Hose Outlet | Yonke ipayipi engu-1.5″ noma encane kufanele ifakwe futhi ilungele ukusetshenziswa. |
| Uhlobo lweHose | Amasistimu we-Standpipe afakwe ngemva kukaJanuwari 1, 1981, kufanele asebenzise ipayipi elinomugqa. |
| Ingcindezi | Ingcindezi eguquguqukayo ku-nozzle kufanele ibe phakathi kuka-30 psi (210 kPa) no-125 psi (860 kPa). |
| Ukuhlinzekwa Kwamanzi | Ukunikezwa kwamanzi okungenani kufanele kube amalitha ayi-100 ngomzuzu (6.3 l/s) okungenani imizuzu engama-30. |
| Ukuhlolwa kwe-Hydrostatic | Amapayipi kufanele ahlolwe okungenani ku-200 psi (1380 kPa) okungenani amahora ama-2. |
| Ukuhlolwa kweHose | Ipayipi kufanele lihlolwe lingekho ngaphansi kuka-200 psi (1380 kPa) ngaphambi kokufakwa kusevisi. |
| Isondlo | Amasistimu wamapayipi kufanele ahlolwe okungenani ngonyaka nangemva kokusetshenziswa ngakunye. |
Lezi zidingo ziqinisekisa ukuthi i-valve ye-hose ye-engeli kanye nezinhlelo ezihambisanayo zisebenza ngokuthembekile ngaphansi kwezimo zokucindezela okuphezulu. Isibonelo, ukuhlolwa kwe-hydrostatic ku-200 psi kuqinisekisa ubuqotho bepayipi, kuyilapho ukuhlola kwaminyaka yonke kusiza ukuhlonza izinkinga ezingase zibe khona ngaphambi kokuthi zikhule.
Ukuthobelana kuhlanganisa nokukhetha amavalvu ahlangabezana nezitifiketi ezithile. Amavalvu amaningi ekhwalithi ephezulu, njengalawo akhiqizwe i-Yuyao World Fire Fighting Equipment Factory, afakwe ohlwini lwe-UL futhi ahambisana namazinga e-ANSI/UL 1468. Lezi zitifiketi ziqinisekisa ukuthi ama-valve ahlolwe ngokuqinile ukuqina nokusebenza.
Ngokulandela lawa makhodi namazinga, abaphathi bezakhiwo bangaqinisekisa ukuthi izinhlelo zabo zokuvikela umlilo zilungele ukubhekana nezimo eziphuthumayo. Ukuhlolwa njalo nokunakekelwa kuphinde kuthuthukise ukwethembeka kwalezi zinhlelo, kuvikeleke izimpilo kanye nempahla.
Ukuthuthukisa Ukuphepha Komlilo Ngevaluvu Yethumbu Le-Engeli Engakwesokudla
Ukubaluleka Kwamavalvu Anciphisa Ingcindezi Ezakhiweni Eziphakeme
Izakhiwo eziphakeme ngokuvamile zithola ukuhluka okuphawulekayo kokucindezela kwamanzi ngenxa yokuphakama kwazo. Ukucindezela okwedlulele kungalimaza imishini yokucima umlilo noma kuvimbele ukusebenza kwayo.Ama-valve okwehlisa ingcindezi (PRVs)ukubhekana nalolu daba ngokulawula umfutho wamanzi ube emazingeni aphephile futhi angaguquki. Lawa mavalvu aqinisekisa ukuthi amanzi alethwa ngohlelo lwamapayipi omile ahlala engaphakathi kwemikhawulo yokusebenza kwempahla exhunyiwe.
Ama-PRV abaluleke kakhulu ezitezi eziseduze nesisekelo sesakhiwo, lapho umfutho wamanzi uvame ukuba phezulu. Ngokugcina ingcindezi efanele, lawa ma-valve athuthukisa ukusebenza kwe-uhlelo lokuvikela umlilo. Ziphinde zivikele izingozi ezingaba khona ezibangelwa ukugeleza kwamanzi anomfutho owedlulele. Ukufaka ama-PRV eceleni kwe-valve ye-engeli ye-hose kuqinisekisa ukusethwa kokucisha umlilo okulinganiselayo nokuthembekile, ikakhulukazi ezakhiweni ezinde.
Ukufakwa Okufanelekile Nokufinyeleleka
Ukufakwa kahle kwe-valve yepayipi le-engeli kubalulekile ekusebenzeni kwayo. Ukubekwa okungalungile noma ukuqondisa kahle kungaholela ekuvuzeni kwamanzi noma ukuncipha kokusebenza kahle. Abafaki kufanele balandele imihlahlandlela yomkhiqizi namazinga omkhakha ukuze baqinisekise ukulingana okuphephile. Isibonelo, ama-valve kufanele afakwe endaweni ephakeme evumela ukufinyelela okulula kwabacimi bomlilo. Lokhu kubekwa kunciphisa ukubambezeleka ngesikhathi sezimo eziphuthumayo.
Ukufinyeleleka nakho kudlala indima ebalulekile ekusebenzeni kahle kwe-valve. Amavalvu afakwe ezindaweni okunzima ukufinyelela kuzo angaphazamisa imizamo yokucisha umlilo. Ukulebula okucacile nezindlela ezingaphazamiseki zithuthukisa ukusebenziseka. Ukuqeqeshwa njalo kwabasebenzi bokwakha kuqinisekisa ukuthi bayayiqonda indawo yevalvu nokusebenza kwayo. Ukufakwa kahle nokufinyeleleka kunomthelela ekuphenduleni okungenamthungo phakathi nezimo eziphuthumayo zomlilo.
Izindlela Ezingcono Kakhulu Zokulungisa Nokuhlola
Ukunakekelwa okujwayelekile nokuhlolwa kubalulekile ekusebenzeni kwesikhathi eside kwe-valve ye-engeli hose. Ukunganaki le mikhuba kungaholela ekungasebenzini kahle noma ekuhlulekeni ngezikhathi ezibucayi. Abaphathi bezakhiwo kufanele bahlele ukuhlolwa okuvamile ukuze bathole izinkinga ezingaba khona njengokugqwala, ukuvuza, noma ukuvinjwa.
Uhlelo oluphelele lokulungisa luhlanganisa:
- Ukuhlola Okubonakalayo: Hlola umonakalo obonakalayo noma ukuguga.
- Ukuhlola Ukusebenza: Qinisekisa ukuthi i-valve ivula futhi ivaleke kahle.
- Ukuhlola Ingcindezi: Qinisekisa ukuthi i-valve igcina amazinga okucindezela adingekayo.
- Ukushintshwa Kwengxenye: Shintsha izingxenye ezigugile ngokushesha ukuze uvimbele ukwehluleka kwesistimu.
Ukunamathela kule mikhuba emihle kuqinisekisa ukuthi i-valve ihlala isesimweni esikahle. Ukubambisana nabakhiqizi abathembekile abafana ne-Yuyao World Fire Fighting Equipment Factory kunikeza ukufinyelela kumavalvu ekhwalithi ephezulu kanye nesiqondiso sochwepheshe ekunakekeleni. Ukugcinwa okuvamile akugcini nje ngokunweba ukuphila kwevalvu kodwa futhi kuthuthukisa ukuphepha okuphelele kwesakhiwo.
Izindleko Zokulinganisa kanye Nekhwalithi
Ukulinganisa Inani Lesikhathi Eside Ngaphezu Kwezindleko Zokuqala
Lapho ukhetha i-valve yepayipi le-engeli yezakhiwo eziphakeme,ukulinganisa izindleko kanye nekhwalithikubalulekile. Nakuba izinketho ezinezindleko eziphansi zingase zibonakale zikhanga ekuqaleni, zivame ukuholela ezindlekweni eziphakeme ngokuhamba kwesikhathi ngenxa yokunakekelwa okuvamile kanye nokuhlala okufushane. Ngakolunye uhlangothi, ama-valve ekhwalithi ephezulu anikeza ukuqina nokwethembeka, anciphisa isidingo sokulungiswa nokushintshwa.
Ithebula elilandelayo ligqamisa umehluko wezindleko nenzuzo phakathi kwamavalvu ekhwalithi ephezulu kanye nezinye izindlela zawo:
| Isici | Amavalvu Asezingeni Eliphezulu | Amavalvu Ahlukile |
|---|---|---|
| Izindleko Zokuqala | Ukutshalwa kwezimali okuphezulu kwangaphambili | Izindleko zokuqala eziphansi |
| Izidingo Zesondlo | Izimfuneko zokunakekela ezehlisiwe | Imvamisa yokulungisa ephezulu |
| Ukuqina | Impilo ende yesevisi | Impilo emfushane |
| Ukonga Isikhathi Eside | Ukonga izindleko ezibalulekile ngokuhamba kwesikhathi | Angase abe nenani eliphelele lezindleko |
Ukutshala imali kuma-valve ekhwalithi ephezulu kuqinisekisa ukonga isikhathi eside nokusebenza okungaguquki. Ukuphila kwabo kwenkonzo okwandisiwe kunciphisa ukuphazamiseka, kubenze babe ukukhetha okubiza izindleko zezinhlelo zokuphepha zomlilo eziphakeme kakhulu.
Ukukhetha Abakhiqizi Abathembekile Njenge-Yuyao World Fire Fighting Equipment Factory
Ukukhetha umkhiqizi onokwethenjelwa kubaluleke ngokulinganayo lapho ubeka phambili ikhwalithi. Abakhiqizi abafana ne-Yuyao World Fire Fighting Equipment Factory ikhethekile ekukhiqizeni ama-valve epayipi e-engeli asebenza kahle aklanyelwe ukuhlangabezana nezindinganiso eziqinile zomkhakha. Imikhiqizo yabo ihlolwa okuqinile ukuze kuqinisekiswe ukuqina, ukumelana nengcindezi, nokuhambisana namakhodi okuphepha emlilweni.
Ukubambisana nomkhiqizi owethembekile kunikeza izinzuzo ezimbalwa:
- Uchwepheshe: Abakhiqizi abasunguliwe baletha isipiliyoni seminyaka nolwazi lobuchwepheshe emikhiqizweni yabo.
- Izitifiketi: Imikhiqizo evela ezinkampanini ezihlonishwayo ivamise ukuphatha izitifiketi ezifana nokufakwa kuhlu kwe-UL, okuqinisekisa ukuhambisana nezindinganiso zokuphepha.
- Ukusekela: Abakhiqizi abathembekile banikeza isiqondiso ekufakweni, ukulungiswa, nokuhlola, okuthuthukisa ukusebenza okuphelele kwamasistimu okuvikela umlilo.
Ngokukhetha umphakeli othembekile, abaphathi bezakhiwo bangaqinisekisa ukuthi izinhlelo zabo zokuphepha komlilo zihlala zithembekile ngesikhathi sezimo eziphuthumayo. I-Yuyao World Fire Fighting Equipment Factory ibonisa lokhu kwethembeka, iletha izixazululo zekhwalithi ephezulu ezihambisana nezidingo zezakhiwo eziphakeme.
Ukukhetha i-valve ye-hose ye-engeli elungile kubalulekile ekuqinisekiseni ukuphepha komlilo ezakhiweni eziphakeme kakhulu. Izici ezibalulekile zifaka ukuhambisana nezinhlelo ze-standpipe, ukuqina kwempahla, nokubambelela kumakhodi okuphepha emlilweni. Ukusebenza okuthembekile ngesikhathi sezimo eziphuthumayo kuncike kulokhu kucatshangelwa.
Ukubambisana nabakhiqizi abathembekile, njenge-Yuyao World Fire Fighting Equipment Factory, kuqinisekisa ukufinyelela kumavalvu ekhwalithi ephezulu ahlangabezana nezindinganiso zomkhakha. Ukubonisana nochwepheshe bezokuphepha emlilweni kuthuthukisa futhi ukwenza izinqumo, kusiza abaphathi bezakhiwo ukuthi basebenzise izinhlelo ezisebenzayo zokuvikela umlilo. Ngokubeka phambili ikhwalithi nokuhambisana, izakhiwo eziphakeme zingafinyelela ukuphepha nokulungela okuphelele.
FAQ
1. Iyini inhloso eyinhloko ye-valve yepayipi le-engeli ezakhiweni eziphakeme?
I-engeli ye-hose valve ilawula ukugeleza kwamanzi kumasistimu ompompi omile, iqinisekisa ukulethwa kwamanzi okusebenzayo kumpahla yokucima umlilo. Idizayini yayo ene-angle ivumela ukuxhumana kwe-hose okulula ezindaweni ezivalekile, okwenza kube semqoka ekuphepheni komlilo okuphakeme kakhulu.
2. Kufanele zihlolwe kangaki ama-engeli hose valve?
Abaphathi bezakhiwo kufanele bahlole ama-engeli hose valve okungenani kanye ngonyaka. Ukuhlola kufanele futhi kwenzeke ngemva kokusetshenziswa ngakunye ukuze kuhlonzwe izinkinga ezingaba khona njengokuvuza, ukugqwala, noma ukuvinjwa.
Ithiphu: Ukunakekelwa okuvamile kwandisa isikhathi sokuphila kwe-valve futhi kuqinisekisa ukusebenza okuthembekile phakathi nezimo eziphuthumayo.
3. Yiziphi izinto ezingcono kakhulu zama-valve e-hose hose ahlala isikhathi eside?
I-Brass ne-bronze yizinto ezifanelekile zama-valve e-hose hose. Lezi zinsimbi zimelana nokugqwala futhi zimelana nezimo ezimbi kakhulu, ziqinisekisa ukuqina kwesikhathi eside nokusebenza okungaguquki.
4. Ingabe ama-engeli hose valve ayahambisana nawo wonke amasistimu epayipi elibekwe eceleni?
Akuwona wonke ama-valve alingana nawo wonke amasistimu. Ukuhambisana kuncike ezicini ezifana nohlobo lwentambo, izilinganiso zokucindezela, nokuthobela amazinga e-NFPA 14. Ukuhlola kuqinisekisa ukuhlanganiswa okungenamthungo nesistimu yokuvikela umlilo yesakhiwo.
5. Kungani ukhethe i-Yuyao World Fire Fighting Equipment Factory yama-engeli hose valves?
I-Yuyao World Fire Fighting Equipment Factory inikeza amavalvu ekhwalithi ephezulu ahlangabezana nezindinganiso zomkhakha. Imikhiqizo yabo ihlolwa ngokuqinile ukuqina nokusebenza, iqinisekisa izixazululo ezinokwethenjelwa zokuphepha komlilo ezakhiweni eziphakeme.
Qaphela: Ukubambisana nabakhiqizi abathembekile kuqinisekisa ukuthobela kanye nokusebenza kwesistimu okuphelele.
Isikhathi sokuthumela: Apr-29-2025